Home / 354,288,045.60-531,432,068.40-322,543,303.20

Finding the Fourth Proportional to 354,288,045.60, 531,432,068.40 and 322,543,303.20

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Solution

The fourth proportional to 354,288,045.60, 531,432,068.40 and 322,543,303.20 is: 483,814,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,288,045.60 : 531,432,068.40 = 322,543,303.20 : x
  2. Step 2: Convert to fraction form
    354,288,045.60/531,432,068.40 = 322,543,303.20/x
  3. Step 3: Cross multiply
    354,288,045.60x = 531,432,068.40 × 322,543,303.20
  4. Step 4: Simplify right side
    354,288,045.60x = 171,409,854,768,144,320
  5. Step 5: Solve for x
    x = 171,409,854,768,144,320/354,288,045.60
  6. Step 6: Final answer
    x = 483,814,954.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.